Craig Mayer, Nick WIlliams, Vojtech Huser
Lister Hill National Center for Biomedical Communications, National Library of Medicine, NIH, Bethesda, MD

See the full regCTG repository at https://github.com/lhncbc/CRI/tree/master/regCTG

To return to the list of conditions and view other reports go to https://lhncbc.github.io/CRI/regCTG/regCTG-condition_report_links.html

Study Counts

Type Study_count
Total_Studies 137
interventional 122
Observational 13
Registry 2

Studies over Time by Start Date

```

Interventional Trials

Intervention Type

intervention_type Study_Count
Device 64
Procedure 27
Device|Other 8
Other 6
Device|Procedure 3
Radiation 3
Biological|Procedure 2
Behavioral 1
Device|Drug|Other 1
Device|Drug|placebo 1
Device|Drug|Procedure 1
Device|Radiation 1
Drug|Other 1
Drug|placebo 1
Other|Procedure|Radiation 1
Procedure|Radiation 1

Count of Studies by Intervention (normalized and mapped)

Interventions over Time

Yearly studies for each intervention by start date

Studies by Country

Country Study_Count
Syrian Arab Republic 25
United States 17
Brazil 14
Egypt 11
NA 10
India 6
Canada 5
United Kingdom 5
Colombia 3
Italy 3
Jordan 3
Poland 3
United States|Canada 3
Turkey 2
Austria|Germany|Switzerland 1
China 1
Finland 1
Greece 1
Ireland|United Kingdom 1
Malaysia 1
Saudi Arabia 1
Spain 1
Sweden 1
Taiwan 1
United States|Canada|Thailand 1
United States|United Kingdom 1

Sites per Study

Site_count Study_Count
1 105
2 2
3 5
4 4
5 2
7 1
9 1
10 1
19 1

Phase

Phase Study_Count
N/A 108
Phase 2 5
Phase 1 3
Phase 4 3
Phase 3 2
Early Phase 1 1

Number of Arms

Number_of_Arms Count_of_Studies
1 12
2 82
3 19
4 6
5 1
NA 2

Enrollment Metrics by Phase

Measure Early.Phase.1 N.A Phase.1 Phase.2 Phase.3 Phase.4
Min. 105 4.00000 10.00000 17.0 30.00 40
1st Qu. 105 26.00000 15.00000 30.0 33.75 40
Median 105 36.00000 20.00000 43.0 37.50 40
Mean 105 49.05556 20.33333 39.2 37.50 42
3rd Qu. 105 55.50000 25.50000 43.0 41.25 43
Max. 105 240.00000 31.00000 63.0 45.00 46

Trial Group Type

group_type Group_Count
Experimental 143
Active Comparator 67
No Intervention 38
Other 8
Sham Comparator 4
Placebo Comparator 2
NA 2

Intervention Model

intervention_model Study_Count
Parallel Assignment 99
Single Group Assignment 16
Crossover Assignment 4
Factorial Assignment 3

Primary Purpose

primary_purpose Study_Count
Treatment 111
Supportive Care 3
Diagnostic 2
Other 2
Health Services Research 1
Prevention 1
Screening 1
NA 1

Observational Studies

Studies by Country

Country Study_Count
Belgium 2
Brazil 2
United States 2
United States|Canada 2
Egypt 1
Italy 1
Syrian Arab Republic 1
Turkey 1
United Kingdom 1

Sites per Study

Site_count Study_Count
1 9
2 1
3 1
5 1
24 1

Enrollment Metrics

Measure Observational
Min 10.0000
1st Qu 20.0000
Median 70.0000
Mean 103.9231
3rd Qu 180.0000
Max 287.0000

Observation Model

observational_model Study_Count
Cohort 7
Other 2
Case-Control 1
Case-Only 1
Case Control 1
NA 1

Time Perspective

time_perspective Study_Count
Prospective 9
Cross-Sectional 3
Retrospective 1

Registries

Studies by Country

Country Study_Count
Pakistan 1
Turkey 1

Sites per Study

Site_count Study_Count
1 2

Enrollment Metrics

Measure Registries
Min 60
1st Qu 60
Median 60
Mean 60
3rd Qu 60
Max 60

Registry Model

observational_model Study_Count
Case-Only 1
Cohort 1

Time Perspective

time_perspective Study_Count
Cross-Sectional 1
Prospective 1

Follow-up

target_duration Study_Count
1 Month 1
1 Year 1

Overview of Studies

Interventional Trials

#If less then 500 trials

nct_id brief_title link overall_status source primary_completion_date
NCT02030002 Evaluation of a “Flash-free” Adhesive Resin for Orthodontic Bracket Bonding https://ClinicalTrials.gov/show/NCT02030002 Completed University of Minnesota 2019-09-01
NCT03141788 Evaluation of Clear Aligner Trays to Straighten Teeth https://ClinicalTrials.gov/show/NCT03141788 Completed 3M 2019-10-09
NCT04458506 Treatment of Unilateral Posterior Cross Bite in Children https://ClinicalTrials.gov/show/NCT04458506 Recruiting Region Örebro County 2021-06-30
NCT02376829 Class II Correction Study Using the Invisalign System https://ClinicalTrials.gov/show/NCT02376829 Active, not recruiting Align Technology, Inc. 2021-08-31
NCT03407261 OHRQoL and Accelerated Orthodontics With Micro-osteoperforations https://ClinicalTrials.gov/show/NCT03407261 Completed University of Sao Paulo 2017-10-21
NCT03406559 TMJ Adaptations by Orthodontic Treatment in Adolescent Males With Angle’s Class II Division 2 Malocclusion: MRI Study https://ClinicalTrials.gov/show/NCT03406559 Completed Postgraduate Institute of Dental Sciences Rohtak 2017-01-10
NCT03399760 Efficacy of Injectable Platelet Rich Fibrin (i-PRF) in Enhancing Bone Quality https://ClinicalTrials.gov/show/NCT03399760 Completed Damascus University 2019-01-20
NCT03396900 Periodontally Accelerated Osteogenic Orthodontics With BMP2 https://ClinicalTrials.gov/show/NCT03396900 Completed SVS Institute of Dental Sciences 2017-08-01
NCT04266769 Precision Orthodontics: A Comparison of Custom vs Traditional Bracket Treatment Efficiency https://ClinicalTrials.gov/show/NCT04266769 Recruiting LightForce Orthodontics 2021-06-30
NCT03824574 Cephalometric Evaluation of a Clear Mandibular Advancement Appliance Based on the Twin-block Design https://ClinicalTrials.gov/show/NCT03824574 Completed Ain Shams University 2017-12-15
NCT03353766 Early Crossbite Correction - a Randomized Study https://ClinicalTrials.gov/show/NCT03353766 Recruiting University of Oulu 2021-12-31
NCT03328754 Comparative Evaluation of PowerScope and Forsus https://ClinicalTrials.gov/show/NCT03328754 Completed Postgraduate Institute of Dental Sciences Rohtak 2016-11-30
NCT03310086 Acceleration of Lower Anterior Teeth Leveling and Alignment Using Corticision https://ClinicalTrials.gov/show/NCT03310086 Completed Damascus University 2017-12-20
NCT03296644 Comparison of Treatment Effects of PowerScope2 and Forsus Using CBCT https://ClinicalTrials.gov/show/NCT03296644 Completed Postgraduate Institute of Dental Sciences Rohtak 2018-04-30
NCT03279042 Effectiveness of Two Corticotomy Techniques in Retracting the Upper Anterior Teeth by Using Miniscrews https://ClinicalTrials.gov/show/NCT03279042 Completed Damascus University 2017-08-12
NCT03251807 Effect of Low-Intensity Pulsed Ultrasound on Functional Treatment of Class II Malocclusion https://ClinicalTrials.gov/show/NCT03251807 Completed Damascus University 2018-10-12
NCT03240770 Effect of VPro5 Therapy on Clear Aligner Therapy https://ClinicalTrials.gov/show/NCT03240770 Completed Consortium for Translational Orthodontic Research 2017-07-20
NCT03239912 Treatment of Class II Malocclusion Combined With Low-level Laser https://ClinicalTrials.gov/show/NCT03239912 Completed Damascus University 2018-10-15
NCT03239275 Clinical Evaluation of Bio-creative Therapy for En Masse Retraction of the Maxillary Anterior Teeth https://ClinicalTrials.gov/show/NCT03239275 Completed Ain Shams University 2018-04-30
NCT03172442 Treatment of Skeletal Class III Malocclusion Using Orthodontic Removable Traction Appliance https://ClinicalTrials.gov/show/NCT03172442 Completed Damascus University 2017-12-15
NCT03159962 Mandibular Response After Maxillary Orthopedic Expansion in Class II Growing Subjects https://ClinicalTrials.gov/show/NCT03159962 Completed University of Rome Tor Vergata 2015-11-30
NCT03149016 The Use of Corticotomy for Upper Incisors Retraction https://ClinicalTrials.gov/show/NCT03149016 Completed Damascus University 2018-01-20
NCT03144323 The Effectiveness of Electronic Reminders in Improving Elastic Compliance in Orthodontic Patients https://ClinicalTrials.gov/show/NCT03144323 Recruiting Guy’s and St Thomas’ NHS Foundation Trust 2019-12-31
NCT02986386 Oral Health for Healthy Cognitive Aging https://ClinicalTrials.gov/show/NCT02986386 Recruiting Universidad de Granada 2020-12-31
NCT02977221 Efficacy of Piezosurgey Corticotomy (a Minimally Invasive Surgical Technique) in Accelerating Orthodontic Alignment https://ClinicalTrials.gov/show/NCT02977221 Completed Damascus University 2016-12-31
NCT02975765 Evaluation of the Levels of Pain and Discomfort Between Two Methods of Correcting Misaligned Teeth https://ClinicalTrials.gov/show/NCT02975765 Completed Damascus University 2016-12-12
NCT02959671 Clinical Performance of a New Esthetic, Self-ligating Orthodontic Bracket https://ClinicalTrials.gov/show/NCT02959671 Completed University of Minnesota 2020-01-31
NCT02954133 The Effect of OrthoPulseâ„¢ Photobiomodulation on Tooth Movement and Treatment Time When Used With Invisalign Treatment https://ClinicalTrials.gov/show/NCT02954133 Active, not recruiting Biolux Research Holdings, Inc. 2019-04-30
NCT02914431 Personalized Titanium Plates vs CAD/CAM Surgical Splints in Maxillary Repositioning of Orthognathic Surgery https://ClinicalTrials.gov/show/NCT02914431 Completed Shanghai Ninth People’s Hospital Affiliated to Shanghai Jiao Tong University 2019-01-14
NCT02868554 Accelerated Invisalign Therapy in Conjunction With Acceledent Aura https://ClinicalTrials.gov/show/NCT02868554 Completed University of North Carolina, Chapel Hill 2019-04-26
NCT02866929 A Biotype Enhancing Strategy For The Patient Undergoing Accelerated Orthodontics https://ClinicalTrials.gov/show/NCT02866929 Active, not recruiting CES University 2018-06-30
NCT02798822 Maxillary and Mandibular Arch Response to RME: a Multicentric Randomized Controlled Trial https://ClinicalTrials.gov/show/NCT02798822 Completed University of Genova 2015-02-28
NCT02606331 Efficacy of Minimally Invasive Surgical Technique in Accelerating Orthodontic Treatment https://ClinicalTrials.gov/show/NCT02606331 Completed Damascus University 2016-04-30
NCT02574117 Cone Beam Computed Tomography for Evaluating Corticotomy-assisted Maxillary Expansion https://ClinicalTrials.gov/show/NCT02574117 Completed Cairo University 2014-05-31
NCT03399422 Efficacy of Biological Technique in Upper Canine Retraction and Levels of Discomfort https://ClinicalTrials.gov/show/NCT03399422 Completed Damascus University 2018-08-01
NCT03398798 Analysis of Orthodontic Tooth Movement Using 3D Imaging https://ClinicalTrials.gov/show/NCT03398798 Completed University of North Carolina, Chapel Hill 2018-11-29
NCT02550938 Primer Aligner Study https://ClinicalTrials.gov/show/NCT02550938 Active, not recruiting Align Technology, Inc. 2020-12-31
NCT02475785 Evaluation of Mini Plates Anchorage With Forsus Fatigue Resistant Device https://ClinicalTrials.gov/show/NCT02475785 Completed Cairo University 2016-08-31
NCT02473471 Micro-osteoperforations and Tooth Movement https://ClinicalTrials.gov/show/NCT02473471 Completed Jordan University of Science and Technology 2016-11-30
NCT02456220 Dentoskeletal Changes Associated With Herbst Appliance Therapy https://ClinicalTrials.gov/show/NCT02456220 Completed Pontifícia Universidade Católica de Minas Gerais 2015-09-30
NCT02438280 Accelerated Tooth Movement With AcceleDent® and Aligners - a Pilot Project https://ClinicalTrials.gov/show/NCT02438280 Completed University of Washington 2016-07-31
NCT02427763 Microbiological and Epithelial Evaluation Related to the Use of Orthodontic Thermoplastic Device https://ClinicalTrials.gov/show/NCT02427763 Completed Universidade Positivo 2014-12-31
NCT02416297 Three- Dimensional Evaluation of Accelerated Tooth Movement https://ClinicalTrials.gov/show/NCT02416297 Completed University of Sao Paulo 2016-01-31
NCT02411812 Effects of the Herbst Appliance With Different Anchorages and Twin-Block Appliance in Class II Malocclusion https://ClinicalTrials.gov/show/NCT02411812 Recruiting Rio de Janeiro State University 2020-08-31
NCT02359760 Assessment of Piezoelectric Periodontal Surgery Effects on Orthodontic Treatment: a Prospective Pilot Study https://ClinicalTrials.gov/show/NCT02359760 Completed Université de Montréal 2016-01-31
NCT02357771 Probiotic Lozenge Reduce Streptococcus Mutans in Plaque in Orthodontic Bracket Patients https://ClinicalTrials.gov/show/NCT02357771 Completed Next Gen Pharma India Pvt. Ltd. 2015-08-31
NCT02290158 Effects of a Finishing Protocol Implementation in Orthodontic Patients https://ClinicalTrials.gov/show/NCT02290158 Completed Universidad de Antioquia 2015-06-30
NCT02267850 Effect of Intra-Oral Photobiomodulation on Orthodontic Treatment Time https://ClinicalTrials.gov/show/NCT02267850 Completed Biolux Research Holdings, Inc. 2016-05-31
NCT02267837 OrthoPulseâ„¢ and Its Effect on the Rate of Orthodontic Tooth Alignment: A Pilot Feasibility Study https://ClinicalTrials.gov/show/NCT02267837 Completed Biolux Research Holdings, Inc. 2013-12-31
NCT02267824 The Effects of Extraoral Photobiomodulation on the Rate of Orthodontic Alignment https://ClinicalTrials.gov/show/NCT02267824 Completed Biolux Research Holdings, Inc. 2013-03-31
NCT02267811 The Effect of OrthoPulseâ„¢ on the Rate of Orthodontic Tooth Movement https://ClinicalTrials.gov/show/NCT02267811 Completed Biolux Research Holdings, Inc. 2016-06-30
NCT02144324 Changes Following the Treatment of Lower Jaw Protrusion Using Two Appliances https://ClinicalTrials.gov/show/NCT02144324 Completed Damascus University 2015-03-31
NCT02087163 The Use of Clear Aligners With Movement Enhancement Techniques https://ClinicalTrials.gov/show/NCT02087163 Completed Align Technology, Inc. 2018-12-31
NCT02080338 0.018 or 0.022 Bracket Slot System More Effective in Orthodontic Treatment? https://ClinicalTrials.gov/show/NCT02080338 Completed University of Dundee 2017-03-31
NCT03354442 Treatment of Class III Malocclusion Using Modified Fixed Mandibular Retractor Appliance https://ClinicalTrials.gov/show/NCT03354442 Completed Damascus University 2017-12-20
NCT01962012 Effect of AcceleDent® Aura on Orthodontic Tooth Movement With Aligners https://ClinicalTrials.gov/show/NCT01962012 Completed OrthoAccel Technologies Inc. 2014-06-30
NCT01925924 RMGI v Composite for Orthodontic Bonding https://ClinicalTrials.gov/show/NCT01925924 Completed Sheffield Teaching Hospitals NHS Foundation Trust 2013-12-31
NCT01853995 Mechanism of Class II Correction With Fixed Lingual Mandibular Growth Modificator (FLMGM) https://ClinicalTrials.gov/show/NCT01853995 Completed Damascus University 2011-07-31
NCT01853137 Fixed Lingual Mandibular Growth Modificator https://ClinicalTrials.gov/show/NCT01853137 Completed Damascus University 2011-07-31
NCT01828164 The Effect of Ultrasound on Orthodontic Tooth Movement https://ClinicalTrials.gov/show/NCT01828164 Completed SmileSonica Inc. 2015-07-31
NCT01803204 Patient Education Before Orthognathic Surgery https://ClinicalTrials.gov/show/NCT01803204 Completed University of Sao Paulo 2014-12-31
NCT01771692 A Randomised Clinical Trial: Conventional Ligation vs Figure of 8 https://ClinicalTrials.gov/show/NCT01771692 Completed University of Birmingham 2016-01-31
NCT01720797 Alveolar Microperforation for Inflammation-Enhanced Tooth Movement During Orthodontic Treatment https://ClinicalTrials.gov/show/NCT01720797 Completed University of Florida 2015-04-30
NCT01654419 Comparison of the Quantity of Distal Movement of the Upper Canine and Molar https://ClinicalTrials.gov/show/NCT01654419 Completed Universidad de Antioquia 2011-10-31
NCT01630473 Effect of Corticotomy on the Orthodontic Tooth Movement https://ClinicalTrials.gov/show/NCT01630473 Completed Universidad de Antioquia 2013-01-31
NCT01562249 Rehabilitative Management of Mastication https://ClinicalTrials.gov/show/NCT01562249 Completed University of Sao Paulo General Hospital 2010-02-28
NCT01530516 Crossbow Versus Forsus Springs in Mild to Moderate Class II Malocclusion Cases https://ClinicalTrials.gov/show/NCT01530516 Active, not recruiting University of Alberta, Graduate Orthodontic Program 2018-06-30
NCT04388046 Effect of Skeletally Anchored Herbst Appliance in Treatment of Skeletal Class 2 Due to Mandibular Retrusion https://ClinicalTrials.gov/show/NCT04388046 Completed Al-Azhar University 2019-01-02
NCT04387578 Evaluation of Efficiency for Three Different Aligning Archwires During Initial Orthodontic Leveling https://ClinicalTrials.gov/show/NCT04387578 Completed Al-Azhar University 2019-09-10
NCT04383600 Flapless Mops for Acceleration of Canine Retraction https://ClinicalTrials.gov/show/NCT04383600 Completed Al-Azhar University 2019-05-15
NCT04381442 Effect of Low Level Laser on Orthodontic Canine Retraction https://ClinicalTrials.gov/show/NCT04381442 Completed Al-Azhar University 2018-06-10
NCT04376190 Effect of Low Level Laser Therapy on the Temporomandibular Joint During Treatment of Skeletal Class II Malocclusion https://ClinicalTrials.gov/show/NCT04376190 Completed Al-Azhar University 2019-07-15
NCT04376164 Laser in Orthodontic Leveling and Alignment https://ClinicalTrials.gov/show/NCT04376164 Completed Al-Azhar University 2018-06-10
NCT04354116 MARPE in Patients With Cleft Lip and Palate https://ClinicalTrials.gov/show/NCT04354116 Recruiting Pontifícia Universidade Católica de Minas Gerais 2020-06-10
NCT04316403 Laser-assisted Flapless Corticotomy in Accelerating Canine Retraction https://ClinicalTrials.gov/show/NCT04316403 Completed Damascus University 2017-06-15
NCT04276402 Effect of Photobiomodulation by 808nm Diode Laser on the Stability of Orthodontic Mini-implants. https://ClinicalTrials.gov/show/NCT04276402 Completed Wroclaw Medical University 2019-10-12
NCT04255511 Effects of Orthopedic Mandibular Advancement in Class II Division 1 Malocclusion on Pharyngeal Airway https://ClinicalTrials.gov/show/NCT04255511 Recruiting Mansoura University 2021-06-10
NCT04225637 Comparison Between Two Rates of Activation of Miniscrew-Supported Upper Jaw Expander in Adolescents https://ClinicalTrials.gov/show/NCT04225637 Recruiting Alexandria University 2021-03-31
NCT04202016 The Rate of Space Closure With Piezocision-based Corticotomy in Different Facial Types: A Split-mouth Design https://ClinicalTrials.gov/show/NCT04202016 Recruiting Jordan University of Science and Technology 2020-10-31
NCT04175405 Low-level Laser Therapy With a 635nm Diode Laser on Orthodontic Mini-implants Stability. https://ClinicalTrials.gov/show/NCT04175405 Completed Wroclaw Medical University 2019-06-02
NCT04170127 Photobiomodulation of Orthodontic Mini-implants by a 635nm Diode Laser https://ClinicalTrials.gov/show/NCT04170127 Completed Wroclaw Medical University 2019-05-12
NCT04070001 The Effects of Ibuprofen and Laser on Orthodontic Pain https://ClinicalTrials.gov/show/NCT04070001 Completed Yuzuncu Yıl University 2018-08-01
NCT04002999 Precision Orthodontics: Virtual Treatment Planning for Orthodontic Braces https://ClinicalTrials.gov/show/NCT04002999 Recruiting Harvard School of Dental Medicine 2020-12-31
NCT03999307 Low-Level Laser Therapy and Flapless Corticopuncture Effect on Accelerating Six Maxillary Anterior Teeth Retraction https://ClinicalTrials.gov/show/NCT03999307 Recruiting Damascus University 2020-06-06
NCT03976635 Evaluation of Pain, Discomfort and Acceptance During the Orthodontic Treatment of Class III Malocclusion https://ClinicalTrials.gov/show/NCT03976635 Completed Damascus University 2015-10-01
NCT03906084 Evaluation of the Effect of Corticotomy and Low Level Laser Therapy on Orthodontic Tooth Movement https://ClinicalTrials.gov/show/NCT03906084 Completed Cairo University 2018-05-31
NCT03903575 3D Comparison of Anterior Teeth Retraction and Anchorage Control Between En-masse and Two-step Mechanics https://ClinicalTrials.gov/show/NCT03903575 Recruiting Rio de Janeiro State University 2020-04-30
NCT03901209 First-In-Man Performance and Safety Evaluation of the CARLO® Device in Midface Osteotomies https://ClinicalTrials.gov/show/NCT03901209 Recruiting Advanced Osteotomy Tools (AOT) AG 2020-06-29
NCT03888560 Micro-osteoperforations to Hasten Orthodontic Treatment https://ClinicalTrials.gov/show/NCT03888560 Recruiting University of Malaya 2022-08-31
NCT03846518 Comparison of Two Tooth-borne Expanders in Rapid Maxillary Expansion https://ClinicalTrials.gov/show/NCT03846518 Completed Pontifícia Universidade Católica de Minas Gerais 2019-09-18
NCT03839303 Comparison Between Mini Implant Supported Appliance and Headgear in Treatment of Maxillary Excess in Growing Patients https://ClinicalTrials.gov/show/NCT03839303 Recruiting Cairo University 2019-11-01
NCT03833739 Comparison Between 2 Protocols for the Treatment of Class II Division 2 Malocclusion https://ClinicalTrials.gov/show/NCT03833739 Completed Jordan University of Science and Technology 2018-01-01
NCT03773783 Study to Compare Two Functional Appliances for Class II Malocclusions https://ClinicalTrials.gov/show/NCT03773783 Recruiting University of Birmingham 2019-07-31
NCT03757468 Pain and Discomfort During Maxillary Expansion https://ClinicalTrials.gov/show/NCT03757468 Recruiting University of Genova 2019-07-30
NCT03754283 Transfer Accuracy of Indirectly Bonded Orthodontic Braces With Different Transfer Trays https://ClinicalTrials.gov/show/NCT03754283 Completed Yuzuncu Yıl University 2017-09-01
NCT03738839 A Comparative Assessment of Orthodontic Treatment Outcomes Using the Quantitative Light-Induced Fluorescence Method https://ClinicalTrials.gov/show/NCT03738839 Completed TC Erciyes University 2013-11-27
NCT03714087 Occlusal Outcomes by OGS After a Finishing Protocol https://ClinicalTrials.gov/show/NCT03714087 Completed Universidad de Antioquia 2018-03-31
NCT03712007 Comparison of Two Miniscrew Anchored Maxillary Protraction Protocols https://ClinicalTrials.gov/show/NCT03712007 Active, not recruiting University of Sao Paulo 2019-08-10
NCT03705871 Dentoskeletal Effects of the Expander With Differential Opening and the Fan-type Expander https://ClinicalTrials.gov/show/NCT03705871 Completed University of Sao Paulo 2018-12-15
NCT03702881 Anterior Open Bite Treatment With Bonded Spurs Associated With Build-ups Versus Conventional Bonded Spurs https://ClinicalTrials.gov/show/NCT03702881 Active, not recruiting University of Sao Paulo 2019-04-15
NCT03683017 OrthoPulse 2.0 and 2.1 Feasibility Evaluation https://ClinicalTrials.gov/show/NCT03683017 Active, not recruiting Biolux Research Holdings, Inc. 2020-06-30
NCT03667508 Effectiveness of Rapid and Slow Maxillary Expansion in Treating Posterior Crossbite https://ClinicalTrials.gov/show/NCT03667508 Completed Damascus University 2019-01-19
NCT03659188 Comparison Between Two Methods in the Acceleration of the Retraction of Upper Canines https://ClinicalTrials.gov/show/NCT03659188 Recruiting Damascus University 2019-10-15
NCT03647241 Evaluation of Self-ligating Brackets Plus Minor Surgery in Treating Crowded Cases of Malocclusion https://ClinicalTrials.gov/show/NCT03647241 Recruiting Damascus University 2019-11-10
NCT03646942 The Role of Low Level Laser Therapy in Acceleration of Teeth Alignment in Lingual Orthodontic Patients https://ClinicalTrials.gov/show/NCT03646942 Completed Damascus University 2018-10-01
NCT03645356 Comparison Between Clear Aligners and Traditional Fixed Appliances in the Treatment of Four-premolar-extraction Cases https://ClinicalTrials.gov/show/NCT03645356 Recruiting Damascus University 2020-12-10
NCT03645343 The Effect of Functional Treatment of Patients With Backward Positioned Chins on the Jaw Joint and Movements https://ClinicalTrials.gov/show/NCT03645343 Completed Damascus University 2019-03-19
NCT03503448 Comparison of 2 Techniques of Surgically Assisted Rapid Maxillary Expansion https://ClinicalTrials.gov/show/NCT03503448 Completed Hospital Universitario Pedro Ernesto 2019-07-22
NCT03467555 Evaluation of Distal Movement of Maxillary Dentition With Zygomatic Miniplates Using Cone Beam Computed Tomography https://ClinicalTrials.gov/show/NCT03467555 Completed Postgraduate Institute of Dental Sciences Rohtak 2019-10-31
NCT03421886 Assessment of the Efficacy of the Aerodentis System https://ClinicalTrials.gov/show/NCT03421886 Active, not recruiting University of Alabama at Birmingham 2019-07-21
NCT00995436 Chesterfield Micro-implant Study Involving Three Types of Anchorage Methods in Orthodontics https://ClinicalTrials.gov/show/NCT00995436 Completed Chesterfield and North Derbyshire Royal Hospital 2013-10-31
NCT03659097 Acceleration of Alignment of Crowded Lower Anterior Teeth https://ClinicalTrials.gov/show/NCT03659097 Recruiting Damascus University 2020-02-10
NCT00830947 Effect of Cyclic Loading (Vibration) on Orthodontic Tooth Movement https://ClinicalTrials.gov/show/NCT00830947 Completed OrthoAccel Technologies Inc. 2011-11-30
NCT04310267 Three Levels of Force Application for Maxillary Protraction https://ClinicalTrials.gov/show/NCT04310267 Recruiting Al-Azhar University 2020-08-31
NCT03258411 Evaluation Of Different Rapid Orthodontic Expansion Devices https://ClinicalTrials.gov/show/NCT03258411 Completed King Abdulaziz University 2019-02-05
NCT02983084 Orthodontic Archwire Comparison Trial https://ClinicalTrials.gov/show/NCT02983084 Active, not recruiting Ormco Corporation 2019-12-31
NCT02659813 Orthodontic Archwire Effectiveness Trial https://ClinicalTrials.gov/show/NCT02659813 Completed University of Dundee 2019-04-30
NCT04191070 Distalization Using Infrazygomatic Crest Miniscrews and Zygomatic Miniplates: A Randomized Clinical Trial https://ClinicalTrials.gov/show/NCT04191070 Active, not recruiting Postgraduate Institute of Dental Sciences Rohtak 2021-04-30
NCT01164631 Pharyngeal Size in Patients With Obstructive Tonsils Under Orthodontic Treatment https://ClinicalTrials.gov/show/NCT01164631 Completed University of Sao Paulo General Hospital 2008-12-31
NCT00248014 Response of Individuals With Class II Malocclusion https://ClinicalTrials.gov/show/NCT00248014 Completed Aristotle University Of Thessaloniki 2008-11-30
NCT00155311 The Regulation of Osteoprotegerin by Mechanical Stimulation https://ClinicalTrials.gov/show/NCT00155311 Completed National Taiwan University Hospital 2008-12-31
NCT00099814 Periodontal Ligament Stress Level and Tooth Movement https://ClinicalTrials.gov/show/NCT00099814 Completed University of Alberta, Graduate Orthodontic Program 2005-11-30

Observational Studiess

#If less then 500 studies

nct_id brief_title link overall_status source primary_completion_date
NCT03405961 A Comparison of Conventional Versus Digital PAR (Peer Assessment Rating) Scores Using an Intraoral Scanner https://ClinicalTrials.gov/show/NCT03405961 Completed King’s College London 2018-12-15
NCT02934451 Dental Malocclusion and Craniofacial Development in OI https://ClinicalTrials.gov/show/NCT02934451 Active, not recruiting Baylor College of Medicine 2020-01-01
NCT02798809 GENOA ORAL GROWTH LONGITUDINAL STUDY (GeOrGS) https://ClinicalTrials.gov/show/NCT02798809 Recruiting University of Genova 2020-01-01
NCT02603289 One Week Aligner Evaluation https://ClinicalTrials.gov/show/NCT02603289 Active, not recruiting Align Technology, Inc. 2018-11-30
NCT01765062 One Year Skeletal and Dental Arch Changes Following Rapid Maxillary Expansion Treatment in Children https://ClinicalTrials.gov/show/NCT01765062 Completed State University of Maringá 2008-09-30
NCT01463839 Sleep Disorder and Oral Habits in Children https://ClinicalTrials.gov/show/NCT01463839 Completed University of Nove de Julho 2010-10-31
NCT01413373 3D Craniofacial Cephalometric Analysis https://ClinicalTrials.gov/show/NCT01413373 Recruiting Cliniques universitaires Saint-Luc- Université Catholique de Louvain 2020-12-31
NCT04117360 Orthognathic Speech Pathology: Phonetic Contrasts of Patients With Dental Discrepancies Pre- and Post-Treatment Analyses https://ClinicalTrials.gov/show/NCT04117360 Recruiting University of North Carolina, Chapel Hill 2024-12-31
NCT03714932 Accuracy of Arch Analysis in Mixed Dentition Using Digital Models Versus Plaster Ones. https://ClinicalTrials.gov/show/NCT03714932 Recruiting Cairo University 2020-02-01
NCT03648515 Evaluation of the Accuracy of Measurements Made on Images Taken From the Mouth for Dental Arches https://ClinicalTrials.gov/show/NCT03648515 Completed Damascus University 2018-08-19
NCT03606551 EXD-959 Orthodontic Brackets and EXD-961 Related Instruments Trial https://ClinicalTrials.gov/show/NCT03606551 Active, not recruiting 3M 2020-12-30
NCT01246830 The Use of 2D and 3D Imaging Modalities and Its Influence on Diagnosis and Treatment Planning in Orthodontics https://ClinicalTrials.gov/show/NCT01246830 Completed Universitaire Ziekenhuizen Leuven 2013-12-31
NCT04123236 The Relationship of Orthodontic Malocclusions With Temporomandibular Joint Disorders https://ClinicalTrials.gov/show/NCT04123236 Active, not recruiting University of Gaziantep 2019-07-20

Registries

#If less then 500 registries

nct_id brief_title link overall_status source primary_completion_date
NCT02000557 Photographic Analysis of Soft Tissue Facial Profile in Patients With Class II Malocclusion https://ClinicalTrials.gov/show/NCT02000557 Completed Academy of Interdisciplinary Dental Education and Research 2013-07-31
NCT04420429 The Effect Of Preoperative Parameters On Success After DMEK Surgery https://ClinicalTrials.gov/show/NCT04420429 Recruiting Beyoglu Eye Research and Education Hospital 2020-12-31